Home / 803,129.04-1,205,061.44-347,859.52

Finding the Fourth Proportional to 803,129.04, 1,205,061.44 and 347,859.52

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Solution

The fourth proportional to 803,129.04, 1,205,061.44 and 347,859.52 is: 521,948.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,129.04 : 1,205,061.44 = 347,859.52 : x
  2. Step 2: Convert to fraction form
    803,129.04/1,205,061.44 = 347,859.52/x
  3. Step 3: Cross multiply
    803,129.04x = 1,205,061.44 × 347,859.52
  4. Step 4: Simplify right side
    803,129.04x = 419,192,094,088.91
  5. Step 5: Solve for x
    x = 419,192,094,088.91/803,129.04
  6. Step 6: Final answer
    x = 521,948.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.